Finding the Fourth Proportional to 3,544,809.14, 4,891,811.73 and 1,935,177.14
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Solution
The fourth proportional to 3,544,809.14, 4,891,811.73 and 1,935,177.14 is: 2,670,530.87
Step by Step Solution
- Step 1: Write the proportion equation
3,544,809.14 : 4,891,811.73 = 1,935,177.14 : x - Step 2: Convert to fraction form
3,544,809.14/4,891,811.73 = 1,935,177.14/x - Step 3: Cross multiply
3,544,809.14x = 4,891,811.73 × 1,935,177.14 - Step 4: Simplify right side
3,544,809.14x = 9,466,522,233,079.85 - Step 5: Solve for x
x = 9,466,522,233,079.85/3,544,809.14 - Step 6: Final answer
x = 2,670,530.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.